31871328

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{331}}^1$

素因数の和:420

約数の個数: 96

約数和(自身を含む): 90357120

約数和(自身を除く): 58485792

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 59, 68, 96, 102, 118, 136, 177, 204, 236, 272, 331, 354, 408, 472, 544, 662, 708, 816, 944, 993, 1003, 1324, 1416, 1632, 1888, 1986, 2006, 2648, 2832, 3009, 3972, 4012, 5296, 5627, 5664, 6018, 7944, 8024, 10592, 11254, 12036, 15888, 16048, 16881, 19529, 22508, 24072, 31776, 32096, 33762, 39058, 45016, 48144, 58587, 67524, 78116, 90032, 96288, 117174, 135048, 156232, 180064, 234348, 270096, 312464, 331993, 468696, 540192, 624928, 663986, 937392, 995979, 1327972, 1874784, 1991958, 2655944, 3983916, 5311888, 7967832, 10623776, 15935664, 31871328]

約数ペア:

[(1, 31871328), (2, 15935664), (3, 10623776), (4, 7967832), (6, 5311888), (8, 3983916), (12, 2655944), (16, 1991958), (17, 1874784), (24, 1327972), (32, 995979), (34, 937392), (48, 663986), (51, 624928), (59, 540192), (68, 468696), (96, 331993), (102, 312464), (118, 270096), (136, 234348), (177, 180064), (204, 156232), (236, 135048), (272, 117174), (331, 96288), (354, 90032), (408, 78116), (472, 67524), (544, 58587), (662, 48144), (708, 45016), (816, 39058), (944, 33762), (993, 32096), (1003, 31776), (1324, 24072), (1416, 22508), (1632, 19529), (1888, 16881), (1986, 16048), (2006, 15888), (2648, 12036), (2832, 11254), (3009, 10592), (3972, 8024), (4012, 7944), (5296, 6018), (5627, 5664)]